Since Saturday, WBA super bantamweight champion Guillermo Rigondeaux has been training in Boca Raton in Florida. The boxer is training for his unification on April 13th with WBO kin Nonito Donaire. The match takes place at Radio City Music Hall in New York. Boris Arencibia, CEO of Miami-based Caribe Promotions, who co-promote Rigondeaux, is upset with the recent claims that have appeared on BoxingScene.com from Donaire and his wife Rachel Donaire.